Patents by Inventor Austin Barltrop

Austin Barltrop has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Rotor for an autogiro
    Patent number: 4092084
    Abstract: A two-bladed semi-rigid type tilt hub teetering rotor for an autogiro. The otor has a spin-up condition in which it has an relatively small blade angle, and an in-flight condition in which the blade angle is relatively high. The rotor is adapted to alter automatically from its spin-up condition to its in-flight condition upon tilting of the hub at take-off.
    Type: Grant
    Filed: July 22, 1976
    Date of Patent: May 30, 1978
    Assignee: The South African Inventions Development Corporation of Scientia
    Inventor: Austin Barltrop